نتایج جستجو برای: tannery industry
تعداد نتایج: 192856 فیلتر نتایج به سال:
The research paper aims to analyze the underlying relationship in between profitability and cost of funds a firm. A total twelve companies were selected as sample for this study which is listed Dhaka Stock Exchange under Food Allied Industry. panel data set 15 years from 2005 2019 was used conduct necessary analysis. In paper, Return on Asset (ROA) accounting criteria profitability. WACC indepe...
Heterogeneous Photodegradation for the Abatement of Recalcitrant COD in Synthetic Tanning Wastewater
Tannery wastewater is considered one of the most contaminated and problematic wastes since it consists considerable amounts organic inorganic compounds. These contaminants result in high chemical oxygen demand (COD), biochemical (BOD), total suspended solids (TSS). In this work, heterogeneous photodegradation recalcitrant COD from tanning industry was investigated, particular due to presence ve...
Previously, we reported a chromium-resistant bacterium, Enterobacter cloacae B2-DHA, isolated from the landfills of tannery industries in Bangladesh. Here, we investigated its genetic composition using massively parallel sequencing and comparative analysis with other known Enterobacter genomes. Assembly of the sequencing reads revealed a genome of ~4.21 Mb in size.
Toxicity tests were performed to assess the effect of tannery wastewater with different treatment levels on two wetland plants, Phragmites australis and Typha latifolia, which are frequently used in constructed wetlands (CWs) for water treatment, and thus deepen the knowledge on their capacity to withstand the application of industrial wastewater. Trifolium pratense, a plant generally used as a...
there is no doubt that human being needs to become integrated with industry and industry needs to be progressed, daily. on the other hand, serious events in industrial units specially in oil industries has been shown that such damages and events are industry related ones. the consequence of such events and damages which resulted in chemical and poisoned explosions and loss of life and property ...
Tannery wastewater contains large quantities of organic and inorganic compounds, including toxic substances such as sulfides and chromium salts. The evaluation of wastewater quality in Chile nowadays is based on chemical specific measurements and toxicity tests. The goal of this research was to characterize tannery wastewater and to relate its physical/chemical parameters with its acute toxicit...
Physico-chemical parameter and metal concentration in effluents of two industries i.e. Tannery industry, Jajmau, Kanpur and Electroplating industry, Scooter India Limited (SIL), Lucknow were determined to assess the toxicity of chromium. Metal accumulation in Eichhomia crassipes growing in these contaminated sites were also determined. For laboratory toxicity testing the plants were exposed to ...
Due to the fact that cotton is an industrial product, production amounts of countries control world (such as China, India, USA) and raw product taken by main mechanisms reach industrialist after pre-treatment. increasing day day. Yalvaç District Leather arts leatherwork; The leather, which processed made ready for use in shops region called tannery, generally marketed abroad. In past, although ...
Mass blooms of Arthrospira (Spirulina) have been reported in waste stabilisation ponds treating tannery wastewaters and have been linked to a reduction in odour emissions in these systems. However, these blooms are unstable and unreliable, forming and disappearing in an apparently unpredictable manner, and they have remained poorly understood. Controlled production of Arthrospira biomass in thi...
in the present study, the treatment of tannery wastewater was performed by electrocoagulationmethod (ec) using aluminium and steel electrodes. response surface methodology (rsm) with three factors; current density (i), electrolysis time (t) and ph, with each factor at five levels, was used to optimize the factors for higher chemical oxygen demand (cod) and total suspended solids (tss) removal. ...
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